package com.kuang.config;

import org.springframework.web.servlet.LocaleResolver;
import org.thymeleaf.util.StringUtils;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.Locale;

/**
 * Author: Zhang Dongwei
 * Date: 2022/7/26 11:49
 */
public class MyLocaleResolver implements LocaleResolver {
//    解析请求
    @Override
    public Locale resolveLocale(HttpServletRequest httpServletRequest) {
//        获取请求中的语言参数
        String language = httpServletRequest.getParameter("l");
        Locale locale = Locale.getDefault();  // 如果没有就用默认的
//        如果请求的连接携带了国际化的参数
        if(!StringUtils.isEmpty(language)){
//            zh_CN
            String[] split = language.split("-");
//            国家地区
            locale = new Locale(split[0], split[1]);
        }
        return locale;
    }

    @Override
    public void setLocale(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Locale locale) {

    }
}
